Controla la temperatura
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Proveedor: ECONTROLS
Sensor de temperatura remoto
Número de serie: 211236 Disponible: 12Comprar ahoraPrecio regular $5.83Precio regularPrecio unitario / por$7.00Precio de venta $5.83Venta -
Proveedor: JOHNSON CONTROLS
Control de temperatura de 2 etapas
Número de serie: 210861 Disponible: 7Comprar ahoraPrecio regular $105.62Precio regularPrecio unitario / por$127.00Precio de venta $105.62Venta -
Proveedor: MAXITROL
Amplificador Serie 44
Número de serie: 210814 Disponible: 3Comprar ahoraPrecio regular $261.36Precio regularPrecio unitario / por$297.00Precio de venta $261.36Venta -
Proveedor: TRANE
Control, pieza de servicio, 250 V, 50/60 Hz, 20 A
Número de serie: 210736 Disponible: 24Comprar ahoraPrecio regular $10.56Precio regularPrecio unitario / por$12.00Precio de venta $10.56Venta -
Proveedor: TRANE
Control, descongelación, Nc SPST, 250 V, 50/60 Hz
Número de serie: 210729 Disponible: 38Comprar ahoraPrecio regular $9.98Precio regularPrecio unitario / por$12.00Precio de venta $9.98Venta -
Proveedor: TRANE
Control, interruptor de límite de temperatura, 280 grados F
Número de serie: 210717 Disponible: 282Comprar ahoraPrecio regular $4.40Precio regularPrecio unitario / por$5.00Precio de venta $4.40Venta -
Proveedor: SENSATA
Control; Límite de disco bimetálico; 140 °F abierto/115 °F cerrado
Número de serie: 210699 Disponible: 40Comprar ahoraPrecio regular $24.12Precio regularPrecio unitario / por$29.00Precio de venta $24.12Venta -
Proveedor: TRANE
Control; Límite de disco bimetálico; -130-150 °F CO
Número de serie: 210679 Disponible: 183Comprar ahoraPrecio regular $18.48Precio regularPrecio unitario / por$21.00Precio de venta $18.48Venta -
Proveedor: TRANE
Control; Descongelación, SPDT, 50/60 Hz, 250/125 V
Número de serie: 210632 Disponible: 38Comprar ahoraPrecio regular $11.44Precio regularPrecio unitario / por$13.00Precio de venta $11.44Venta -
Proveedor: TRANE
Control; Límite de disco bimetálico; - 135-175 °F CO
Número de serie: 210508 Disponible: 159Comprar ahoraPrecio regular $18.48Precio regularPrecio unitario / por$21.00Precio de venta $18.48Venta -
Proveedor: TRANE
Control; Límite de disco bimetálico, 200 °F abierto, 120/240 V
Número de serie: 210496 Disponible: 94Comprar ahoraPrecio regular $3.74Precio regularPrecio unitario / por$5.00Precio de venta $3.74Venta -
Proveedor: THERMODISC
Termostato de control de descongelación 50 °F abierto 35 °F cerrado
Número de serie: 210483 Disponible: 268Comprar ahoraPrecio regular $6.16Precio regularPrecio unitario / por$7.00Precio de venta $6.16Venta -
Proveedor: SERVICE FIRST
Conjunto de cables del termistor
Número de serie: 210374 Disponible: 2Comprar ahoraPrecio regular $14.14Precio regularPrecio unitario / por$17.00Precio de venta $14.14Venta -
Proveedor: TRANE
Conjunto de cables de termistor, rango de -10 a 150 °F
Número de serie: 210242 Disponible: 12Comprar ahoraPrecio regular $10.82Precio regularPrecio unitario / por$13.00Precio de venta $10.82Venta -
Proveedor: TRANE
Conjunto de cables del termistor
Número de serie: 210216 Disponible: 8Comprar ahoraPrecio regular $14.14Precio regularPrecio unitario / por$17.00Precio de venta $14.14Venta -
Proveedor: RANCO
Control de temperatura del termostato
Número de serie: 210207 Disponible: 11Comprar ahoraPrecio regular $24.95Precio regularPrecio unitario / por$30.00Precio de venta $24.95Venta -
Proveedor: TRANE
Control; Límite, SPST, 125 Va, 120-277 Vca
Número de serie: 210197 Disponible: 22Comprar ahoraPrecio regular $14.08Precio regularPrecio unitario / por$16.00Precio de venta $14.08Venta -
Proveedor: WHITE RODGERS
Control; Temp, Disco a presión, SPST
Número de serie: 210196 Disponible: 101Comprar ahoraPrecio regular $4.99Precio regularPrecio unitario / por$6.00Precio de venta $4.99Venta -
Proveedor: SERVICE FIRST
Termostato; alta temperatura, 240 V, SPST
Número de serie: 210042 Disponible: 27Comprar ahoraPrecio regular $18.70Precio regularPrecio unitario / por$25.00Precio de venta $18.70Venta -
Proveedor: TRANE
Sensor de temperatura y conjunto de cableado
Número de serie: 210039 Disponible: 6Comprar ahoraPrecio regular $4.99Precio regularPrecio unitario / por$6.00Precio de venta $4.99Venta -
Proveedor: DIVERSIFIED
Arnés de placa de control de comunicación
Número de serie: 209852 Disponible: 5Comprar ahoraPrecio regular $71.52Precio regularPrecio unitario / por$86.00Precio de venta $71.52Venta -
Proveedor: SERVICE FIRST
Control; Límite, 345 Op 266 Cl, 120/240 V, Terminales de cuchilla de 0,25 con soporte de montaje de acero inoxidable
Número de serie: 209516 Disponible: 33Comprar ahoraPrecio regular $9.98Precio regularPrecio unitario / por$12.00Precio de venta $9.98Venta -
Proveedor: SERVICE FIRST
Termostato; control de temperatura para manipulador de aire, SPST, abierto a 145 °F, cerrado a 110 °F
Número de serie: 209380 Disponible: 46Comprar ahoraPrecio regular $4.40Precio regularPrecio unitario / por$5.00Precio de venta $4.40Venta -
Proveedor: SERVICE FIRST
Control; Temperatura, Abierto 130F, Cerrado 90F, DPST
Número de serie: 209345 Disponible: 46Comprar ahoraPrecio regular $18.38Precio regularPrecio unitario / por$26.00Precio de venta $18.38Venta
Frequently Asked Questions
Surplus temperature controls for HVAC are brand-new, never-installed components sourced directly from manufacturers in bulk and then sold at prices well below traditional supply house pricing. The inventory includes thermostats, aquastats, high-limit controls, fan and limit switches, defrost controls, and other devices that regulate temperature in heating and cooling systems. "Surplus" refers to how the product was sourced (manufacturer overstock and excess inventory), not the condition of the item. Every control arrives in the original manufacturer’s packaging.
Yes. Discount HVAC temperature controls at Surplus City Liquidators are the same brand-name, new-in-box products available at traditional supply houses. The lower price reflects bulk purchasing and lean overhead, not a difference in product quality or condition. Each item is sourced directly from manufacturers and arrives in original packaging unless otherwise noted in the product listing.
The collection includes a wide range of controls for residential and light commercial applications. You'll find surplus HVAC thermostats in both programmable and non-programmable configurations, plus aquastats, capillary-style temperature controllers, fan and limit controls, defrost controls, and refrigeration cold controls. If you need a programmable thermostat surplus option or a specific aquastat surplus HVAC control, check current listings. Brands and model numbers vary with available inventory and move quickly.
Review the product listing carefully for voltage requirements (24V vs. line voltage), staging (single-stage vs. multi-stage), and system type compatibility (heating only, cooling only, or heat/cool). Key specs to match include temperature range, wiring terminals, and control type. Note the make and model of your existing equipment before purchasing. A licensed HVAC technician can confirm compatibility if you're uncertain.
Buying cheap temperature controllers for HVAC through Surplus City means the same brand-name, new-in-box product you'd get through a distributor, without the distributor markup. The savings come from bulk sourcing and lower overhead, not from a difference in the parts themselves. For contractors running large service jobs or multi-unit replacements, the cost difference on a full order of controls can be significant. Inventory moves quickly, so checking current listings before placing an order is recommended.
Surplus City Liquidators ships to all 48 contiguous states via ground, LTL, and other carrier options. Orders are processed within 3–5 business days, with shipping costs calculated by method and carrier at checkout. In-person pickup is available at various showroom locations. Check online for availability.
Confirm the replacement matches the original control's voltage, temperature range, and wiring configuration before installation. For capillary-style controllers, verify that capillary length and bulb dimensions fit your equipment housing. Installation of HVAC controls should be performed by a licensed HVAC technician to ensure safe operation and system warranty compliance.























